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TIL: During the interwar period, the United States operated a fleet of flying aircraft carriers. Each of these airships could carry six aircraft. After crashes destroyed all of them but the Zeppelin built USS Los Angeles, the program was cancelled.

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4vNR TIL A “butt” was a Medieval unit of measure for wine. Technically, a buttload of wine is about 475 liters, or 126 gallons.
MW9A TIL that indentured servants were so called because their contracts were cut in two along a jagged edge so both parties could prove authenticity later by fitting them together, and the cuts looked like they were bitten by teeth
J1vG4 TIL that Empress Yuan ruled as Emperor for a few hours in Wei China after her grandmother falsely pretended she was a boy.
gDyD TIL for over 200 years, Martha’s Vineyard had a very high percentage of deaf citizens due to the founder effect. Virtually everyone was fluent in sign language and deafness was not a social barrier. Martha’s Vineyard sign language went extinct in 1952.
69988 TIL that in Stuttgart, Germany, in 1984 a single yellow-headed amazone escaped from captivity, followed by a male a year later. Those two parrots have established a population of 60 birds, making them the biggest wild population of parrots in Europe